#include <iostream>
using namespace std;
class lista
	{
	private:
		int nr[20];
		int lung;
	public:
	 lista(int n);
	 int getNr(int j);
	 int getLung();
	 void setLung(int b);
	 int cmmdc(int s,int d);
	 int cmmdc();
	friend ostream& operator<<(ostream& cout,lista M);
	};

